Final fixes for track-* conflict pages

2 files changed, 19 insertions, 6 deletions

diff --git a/php/track-transaction.php b/php/track-transaction.php
index 8fd1058..e51d1a1 100644
--- a/php/track-transaction.php
+++ b/php/track-transaction.php
@@ -14,13 +14,24 @@
 
   $response = get_to_backend("/track/transaction",
                              array("id" => intval($_GET['tid'])));
-  if (!in_array($response["status_code"], array(200, 202))){
+  if (!in_array($response["status_code"], array(200, 202, 424))){
     echo build_error($response,
                      "Backend error",
                      $response["status_code"]);
     return;
   }
 
+  // Report conflict
+  if (424 == $response["status_code"]){
+    $body = json_decode($response["body"]);
+    echo sprintf("<p>Coin '%s', related to transaction '%s',
+                  is conflicting: what claimed by the exchange does
+                  not match what stored in our DB.</p>",
+                  $body->coin_pub,
+                  $_GET['tid']);
+    return;
+  }
+
   // Render HTML
   http_response_code($response["status_code"]);
   $decoded = json_decode($response["body"]);
diff --git a/php/track-transfer.php b/php/track-transfer.php
index 0b913b0..05a7f6e 100644
--- a/php/track-transfer.php
+++ b/php/track-transfer.php
@@ -16,7 +16,7 @@
   $response = get_to_backend("/track/transfer",
                              array("wtid" => $wtid,
                                    "exchange" => $_GET['exchange']));
-  if (!in_array($response["status_code"], array(200, 402))){
+  if (!in_array($response["status_code"], array(200, 424))){
     echo build_error($response,
                      "Backend error",
                      $response["status_code"]);
@@ -25,10 +25,12 @@
 
   // Render HTML
   http_response_code($response["status_code"]);
-  if (402 == $response["status_code"]){
-    echo "<p>The backend detected that exchange provided
-         conflicting information about WTID $wtid.
-         Refer to exchange's operator.</p>";
+  if (424 == $response["status_code"]){
+    $body = json_decode($response["body"]);
+    echo sprintf("<p>The backend detected that the amount wire
+                 transferred by the exchange for coin '%s', differs
+                 from the coin's original amount.</p>",
+                 $body->coin_pub);
     return;
   }
   $json_response = json_decode($response["body"]);